Links for 5 Nov 2009 - 2 Dec 2009

Links of interest for 5 Nov 2009 - 2 Dec 2009:

• J is for JVM: Why the ‘J’ in JRuby? | Engine Yard Blog - A good explanation on why the guys behind jRuby like the J, aka Java Virtual Machine, part of JRuby. Interesting performance figures too when compared to the standard Ruby, especially considering people complain Java is slow.
• Senators press EU to speed its Oracle-Sun probe - I very much doubt this is going to have any effect on the EU regulators. They'll just perform the usual Gallic shrug and ignore the letter.
• DTrace Cheatsheet : Brendan Gregg - Vital resource for hacking up those dtrace scripts.
• mdb(1) background, intro, and cheatsheet : Jonathan Adams's Weblog - A very useful resource if you have to delve into mdb.
• No, ZFS really doesn't need a fsck - c0t0d0s0.org - A good response from Joerg to the OS New article Should ZFS Have a fsck Tool?